Where is an item temporarily stored when Outlook Web Access users open the archived item?

Which two types and configurations of clustering can be used with Veritas Enterprise Vault 12.3 for Exchange? (Select two.)

A Veritas Enterprise Vault 12.3 administrator wants to view how often items are read or retrieved after configuring Enterprise Vault Auditing.
Which two Enterprise Vault Operation Reports require Auditing to be enabled? (Select two.)

An administrator is experiencing an issue with a user seeing a blank window in the Office Mail App, which means the Enterprise Vault Office Mail App is failing to load via the Outlook Web App on the user's PC.
Which step should the administrator perform first to confirm the Enterprise Vault Office Mail App loads properly?

A Veritas Enterprise Vault 12.3 for Exchange (EV) administrator is performing an EV disaster recovery. The administrator has successfully restored the EV Directory database. Which additional components must be recovered to the same point in time to ensure a successful recovery?